Soda Consumption Marginal Benefit Soda $1.25 1 $1.10 2 $.95 3 $.75 4 Based on the information in the table and the cost of soda is $1.00, how many sodas should you drink?

answer; action;

it might look like that the ideal way to research the health effects of trans fats is through a controlled experimental feeding trial. but these kinds of trial have several important limitations that the researcher must look into:

short in duration (this factor usually checks up on the intermediary risk factors rather than the actual outcomes of the disease)

limited dietary changes

only makes use of healthy participants